30
a
30
a
29
b
29
b
28
c
27
c
26
d
25
d
24
e
23
e
22
f
21
f
20
g
18
g
19
h
16
h
17
i
15
i
14
l
13
l
12
m
11
m
10
n
9
n
8
o
7
p
5
o
6
p
4
q
3
q
2
